package cn.qayy.controller;

import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import javax.annotation.Resource;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import com.alibaba.fastjson.JSONObject;
import com.github.pagehelper.PageInfo;

import cn.qayy.constants.CollectionConstant;
import cn.qayy.constants.Constant;
import cn.qayy.dto.Msg;
import cn.qayy.dto.MsgInfo;
import cn.qayy.dto.PrizeDTO;
import cn.qayy.po.WxPrize;
import cn.qayy.service.IPrizeService;
import cn.qayy.service.SynchronizationService;
import cn.qayy.service.Uploadable;
import cn.qayy.utils.DateUtils;
import cn.qayy.utils.DownLoadUtil;
import cn.qayy.utils.ExcelUtils;
import cn.qayy.utils.JsonUtil;
import cn.qayy.utils.ResonseUtils;
import cn.qayy.utils.ServletContextUtils;
import cn.qayy.utils.StringUtil;
import cn.qayy.utils.UploadHandler;

/**
 * @author wangyu
 * 中奖纪录
 */
@Controller
@RequestMapping(value = "/prize/")
@SuppressWarnings("all")
public class PrizeController {
	// 注入service
	@Resource(name = "prizeServiceImpl")
	private IPrizeService prizeService = null;
	
	@Resource(name = "synchronizationImpl")
	private SynchronizationService synchronizationService = null;
	
	Logger log = Logger.getLogger(PrizeController.class);
  
	@ResponseBody
	@RequestMapping(value = "upload")
	public String uploadPrizeList(@RequestParam("excelFile") MultipartFile file,HttpServletRequest request) {
		String resultList ="";
    	Msg msg = null;
    	int listSize = 0;	//excel记录数
    	int doSize = 0;	//执行成功记录数
		try {
			Map<String, List<Uploadable>> map = UploadHandler.getLastData(file,PrizeDTO.class);
			/**用户上传的总记录数**/
			MsgInfo msgInfo = (MsgInfo)map.get("totalCount").get(0);
			listSize = StringUtil.parseInt(msgInfo.getErr_num());
			
			if(map.get("fail") != null && !map.get("fail").isEmpty()) {
				List<Uploadable> list = map.get("fail");
				msg = new Msg(Constant.CHECK_CODE,list);
				resultList = JSONObject.toJSONString(msg);
			} else {//DB持久化
				//是否操作成功
				boolean isSucessful = false;
				
				List<Uploadable> listE = map.get("E");
				if(listE!=null && !listE.isEmpty()) {
					/**待更新的实体list**/
					List<WxPrize> list = new ArrayList<WxPrize>(listE.size()+1);
					for (Uploadable u : listE) {
						PrizeDTO dto = (PrizeDTO)u;
						
						//封装数据
						WxPrize prize = null;
						prize = prizeService.selectPrizeByID(StringUtil.parseInt(dto.getId()));
						if(prize != null) {
							//待更新的实体，先移除缓存
							List<WxPrize> plist = new ArrayList<WxPrize>();
							plist.add(prize);
							//初始化对象
							prize.setByDTO(dto);
							list.add(prize);
						}
					}
					if(!list.isEmpty()) {
						doSize = doSize +prizeService.updateByList(list);
						isSucessful = true;
					}
				}
				
				List<Uploadable> listN = map.get("N");
				if(listN!=null && !listN.isEmpty()) {
					//待新增的实体list
					List<WxPrize> list = new ArrayList<WxPrize>(listN.size()+1);
					for (Uploadable u : listN) {
						PrizeDTO dto = (PrizeDTO)u;
						//封装数据
						WxPrize prize = new WxPrize();
						prize.setByDTO(dto);
				        list.add(prize);
					}
					if(!list.isEmpty()) {
						doSize = doSize +prizeService.insertByList(list);
						isSucessful = true;
					}
				}
				if(isSucessful) {
					log.info("总记录数："+listSize);
					log.info("总受影响行数："+doSize);
					// 正常操作前台提示消息 
					msg = new Msg(Constant.SUCESSFUL_CODE,"总记录数："+listSize+"，总成功数："+listSize+"，请核查！");
				 	resultList = JSONObject.toJSONString(msg);
				} else {
					throw new Exception();
				}
			}
		} catch (Exception e) {
			//异常后的前台提示消息
			e.printStackTrace();
			msg = new Msg(Constant.FAIL_CODE,Constant.FAIL_MSG+e.getMessage());
			resultList = JsonUtil.object2json(msg);
		}
		return resultList;
	}

	@ResponseBody
	@RequestMapping(value = "selectPrizeList")
	public String selectPrizeList(PrizeDTO dto) {
		String resultList = "";
		try {
			PageInfo<WxPrize> listMap = prizeService.selectPrizeBy(dto);
			resultList = JSONObject.toJSONString(listMap);
		} catch(Exception e) {
			//异常后的前台提示消息
			e.printStackTrace();
			Msg msg = new Msg(Constant.FAIL_CODE,e.getMessage());
			resultList = JsonUtil.object2json(msg);
		}
		return resultList;
	}

	/***
	 * 页面新增、修改中奖纪录
	 * @param dto
	 * @param request
	 * @return
	 */
	@ResponseBody
	@RequestMapping(value = "changePrize")
	public Object changePrize(PrizeDTO dto,HttpServletRequest request) {
		//返回结果
		String result = "";
		String flag = (String) request.getParameter("flag");		
		Msg msg = null;
		if(flag.equals("N")) {	//N:新增
			dto.setIsUpdate("N");
		}else if(flag.equals("E")){//E:修改
			dto.setIsUpdate("E");
		}
		try {
			//验证数据
			Map<String, List<Uploadable>> map = UploadHandler.getLastData(dto);
			if(map.get("fail") != null && !map.get("fail").isEmpty()) {
				/**
				 * 验证不通过，前台提示消息 
				 */
				List<Uploadable> list = map.get("fail");
				msg = new Msg(Constant.CHECK_CODE,list);
				result = JSONObject.toJSONString(msg);
			} else {//验证通过，DB持久化
				List<Uploadable> listE = map.get(flag);
				if(listE!=null && !listE.isEmpty()) {
					List<WxPrize> list = new ArrayList<WxPrize>(listE.size()+1);
					for (Uploadable u : listE) {
						
						dto = (PrizeDTO)u;
				
						//封装数据
							WxPrize prize = null;
							if(flag.equals("E")) {
								prize = prizeService.selectPrizeByID(StringUtil.parseInt(dto.getId()));
								if(prize != null) {
									//待更新的实体，先移除缓存
									List<WxPrize> plist = new ArrayList<WxPrize>();
									plist.add(prize);
									prize.setByDTO(dto);
									list.add(prize);
								}
							} else if(flag.equals("N")) {
								prize = new WxPrize();
								prize.setByDTO(dto);
								list.add(prize);
							}
					}
					if(!list.isEmpty()) {
						if(flag.equals("N")) {	//N:新增
							prizeService.insertByList(list);
						}else if(flag.equals("E")){//E:修改
							prizeService.updateByList(list);
						}
						/**
						 * 正常操作前台提示消息
						 */
						msg = new Msg(Constant.SUCESSFUL_CODE,Constant.SUCESSFUL_MSG);
						result = JsonUtil.object2json(msg);
					} else {
						throw new Exception();
					}
				}
			}
		} catch (Exception e) {
			/**
			 * 异常后的前台提示消息
			 */
			e.printStackTrace();
			msg = new Msg(Constant.FAIL_CODE,Constant.FAIL_MSG+e.getMessage());
			result = JsonUtil.object2json(msg);
		}
		return JSONObject.toJSON(result);
	}
	
	@ResponseBody
	@RequestMapping(value = "selectPrizeByID")
	public Object selectPrizeByID(@RequestParam Integer id) {
		try {
			WxPrize prize = prizeService.selectPrizeByID(id);
			Object obj = JSONObject.toJSON(prize);
			return obj;
		} catch (Exception e) {
			e.printStackTrace();
			Msg msg = new Msg(Constant.FAIL_CODE,Constant.FAIL_MSG+e.getMessage());
			return JsonUtil.object2json(msg);
		}
	} 

	/***
	 * 页面下载已筛选的记录
	 * @param request
	 * @param response
	 */
	@RequestMapping(value = "download")
	public void download(HttpServletRequest request, HttpServletResponse response) {
		try {
			List<PrizeDTO> loadDataList = DownLoadUtil.getInstance().getTargetDownLoadDataList(PrizeDTO.class);
			String downloadPath = ExcelUtils.dataToExcelDxls("中奖纪录",StringUtil.listToStrArray(CollectionConstant.prize_mb),loadDataList);
			String url = request.getContextPath()+"/servlet/FileDownServlet?url="+downloadPath;
			response.sendRedirect(url);
		} catch (Exception e) {
			e.printStackTrace();
		}  
	}
	
	/***
	 * 展示UI页面
	 * @return
	 */
	@RequestMapping(value="ui")
	public String ui() {
		return "prize_search";
	}
	/***
	 * 获取待复制的id
	 * @return
	 */
	@ResponseBody
	@RequestMapping(value = "selectIds")
	public Object selectIds(HttpServletResponse response,HttpServletRequest request) {
		JSONObject json = new JSONObject();
		StringBuilder result=new StringBuilder();
		Msg msg = null;
		try {
			//获取缓存中的筛选条件
			Map<String, Object> params = (Map<String, Object>)DownLoadUtil.get("PrizeDTO");
			if(params == null) {
				params = new HashMap<String, Object>();
				params.put("t", "1127");
			}
			List<Integer> list = prizeService.selectIdsByMap(params);
			if(list != null && list.size()>0) {
				for (Integer id : list) {
					result.append(id+" ");
				}
				result.deleteCharAt(result.toString().length()-1);
			}
		} catch(Exception e) {
			e.printStackTrace();
			msg = new Msg(Constant.FAIL_CODE, Constant.FAIL_MSG+e.getMessage());
			return msg;
		}
		json.put("ids", result.toString());
		ResonseUtils.writeResponseByJson(response, json);
		//封装成json返回给前台
		return null;
	}
}
